"Russia now has a 1 percent HIV prevalence rate among its young people and the fastest growing HIV/AIDS epidemic in the world. While the epidemic is still predominantly fuelled by injecting drug users and confined to their ranks, there are clear signs that the epidemic continues to spread to the general population, especially the youth."
Source
UNODC, "Illicit Drug Trends in the Russian Federation," UNODC Regional Office for Russia and Belarus, April 2008.